Top Tech Jobs & Startup Jobs in Denver & Boulder, CO

Remote administrative operations role for engineering graduates managing purchase workflows, invoices, bookkeeping (QuickBooks), scheduling, documentation (Google Workspace, DocuSign), vendor coordination, basic financial reporting, and supporting leadership with scientific writing, grants, patents, and presentations. Work U.S. business hours with cross-functional teams at a deep-tech startup.

Leads client web and mobile application projects, managing product priorities, project plans, timelines, deliverables, risks, and performance metrics. Serves as the primary client contact, translates requirements into engineering and design tasks, coordinates cross-functional teams, and improves development, maintenance, and release processes. Ensures client satisfaction, resource alignment, and delivery against business objectives.

Leads the Foundation’s strategy, operations, programs, ventures, fundraising, partnerships, team development, governance, and impact measurement. The Executive Director translates the Founder’s vision into measurable outcomes, oversees multiple entities, builds scalable systems, represents the organization publicly, and advances innovative economic equality, ownership, and wealth-building initiatives.

Own full-cycle U.S. sales recruiting from intake and sourcing through interviewing, offer negotiation, and onboarding. Build proactive talent pipelines, advise hiring managers, manage candidate experience, track recruiting metrics, improve hiring workflows, and partner with People Operations and leadership on workforce planning.

Create and execute Instagram and LinkedIn content for trip-specific and between-trip engagement, including reels, posts, stories, annual content calendar, platform management, and monthly analytics reporting to support a luxury travel brand.

Manage partnerships and sales operations by owning CRM data and reporting, coordinating partner onboarding and activations, building SOPs and automations, tracking partner performance, and supporting sales outreach and pipeline management to ensure flawless execution and scalable processes.

Provides courteous, timely support to patients, healthcare providers, practices, and other customers through phone, email, text, and other channels. The role answers questions, resolves or escalates concerns, documents interactions, manages customer-service cases, coordinates with internal healthcare teams, protects confidential information, follows HIPAA and privacy procedures, and identifies recurring issues for improvement.

Performs accurate data entry, record updates, verification, reconciliation, document processing, data cleanup, and electronic filing. Maintains confidential patient, provider, and business information while following HIPAA, privacy, security, and data-handling procedures. Supports healthcare operations by identifying discrepancies, maintaining databases, preparing reports, and collaborating with internal teams. The role requires strong attention to detail, organization, typing accuracy, computer proficiency, confidentiality, and the ability to complete repetitive assignments independently and on schedule.

Provides high-level administrative and operational support to executive leadership. Responsibilities include complex calendar and meeting coordination, domestic and international travel arrangements, expense reporting, executive communications, meeting materials, action-item tracking, special projects, and confidential information management. The role serves as a liaison among executives, employees, healthcare providers, vendors, and business partners while proactively managing priorities and resolving scheduling or administrative issues.

Serve as a fractional Head of People partnering with founders to define and execute people strategy. Design and implement hiring, onboarding, performance, compensation, and employee experience programs. Lead org design, workforce planning, people operations, compliance, and employee relations. Advise on culture and complex decisions, collaborate with cross-functional experts, and build trusted relationships with founders. Option to transition from contractor to full-time.

Act as a trusted advisor to early-stage startups on Dover's fractional recruiting marketplace. Develop recruiting strategies, onboard and manage client relationships, collaborate with other Recruiting Partners and Associate Recruiters, deliver candidate experience, and optionally build/manage a team. Provide tailored hiring solutions and stay current on recruiting best practices.

Build and ship end-to-end features for Dover's marketplace and ATS. Propose product ideas, implement designs, launch, iterate in production, and collaborate closely with a small engineering team to move quickly and maintain high quality.

Design and ship consumer product experiences across onboarding, search, booking, and conversion. Own focused design work end-to-end, partner on larger initiatives, translate analytics and feedback into testable solutions, prototype rapidly, maintain the design system, and support research and usability testing. Collaborate closely with product managers and engineers through implementation and QA while improving the travel rewards booking experience.

Own and develop HPC/GPU infrastructure for R&D and customer deployments. Design cross-platform CI/CD pipelines, manage on-premise and cloud Kubernetes clusters with GPU passthrough and MIG, configure self-hosted GitHub Actions runners, and maintain DockerHub registries. Assemble and tune physical GPU servers, manage PCIe topology and hardware constraints, and maintain compatibility across NVIDIA drivers, CUDA, and ROCm versions. Provide customer-facing technical assistance for GPU container deployments.

Lead customer-facing HPC deployments and serve as the escalation point for complex hardware, operating system, application, and compiler issues. Deploy and debug GPU-accelerated Kubernetes clusters across on-premises and cloud environments, using Python, C#/.NET, CUDA, and ROCm. Diagnose issues involving NVIDIA and AMD GPUs, high-speed interconnects, PCIe topology, and driver stacks. Create technical documentation, reproduce customer failures, and collaborate with engineering and R&D on bug reports and product improvements.

R&D intern developing and validating compiler features for high-performance computing. Responsibilities include analyzing CPU/GPU performance, reading PTX and LLVM assembly, implementing hardware intrinsics and mathematical algorithms, fixing compiler bugs, creating benchmarks and demos, and writing technical documentation. The role requires strong C++ or C# skills, understanding of memory management and object-oriented programming, and interest in CUDA, OpenMP, GPU architecture, algorithms, and numerical methods.

Lead the architecture and integration of advanced air and liquid-cooled server rack solutions for large-scale deployments, ensuring alignment with customer requirements and overseeing program execution.

Monitor prediction markets and perpetual futures by tracking news, trader sentiment, venues, volumes, open interest, funding rates, and market share. Research protocols and users, build dashboards and datasets, identify product opportunities for Pyth, size opportunities with market and on-chain data, and collaborate with product, engineering, and business development teams. Write research reports, present recommendations to leadership, and evaluate launched initiatives against their original theses.